Square Hole Drill Bit for Wood Mortising

Precision Square Holes for Traditional Joinery

This square hole drill bit is designed for creating clean, accurate square holes in wood when used with a dedicated mortising machine (hollow chisel mortiser). It's not compatible with standard power drills and requires the correct mortising attachment to function.

• Reduces labor intensity and speeds up construction, renovation, and joinery work
• Arched design improves sharpness retention and long-term durability
• Primarily used in carpentry work where clean joinery and finish matter
• Must be used with a compatible hollow chisel mortising machine

Technical Specifications

• Name: square hole drill bit for mortising
• Available sizes: 1/4in (6.4mm), 5/16in (8mm), 3/8in (9.5mm), 1/2in (12.7mm)
• Package includes: 1 square hole drill bit (select size)